当老鼠同时服用吗啡和新型药物纳曲酮时，虽然仍会发生血液中毒，但发生的频率大大降低。
When mice are given both morphine and the new drug naltrexone, blood poisoning is much less frequent, although it does still occur.
当合适的人在合适的时间担任了合适的工作，这个人的影响力就会大大扩大。
When the right person is holding the right job at the right moment, that person's influence is greatly expanded.
当她走进厨房时，她的母亲给了她一个大大的微笑。
As she walked into the kitchen, her mother gave her a big smile.
当安迪因为丢了手机而不高兴时，他的朋友给了他一个大大的拥抱。
When Andy was unhappy about his lost smart phone, his friend gave him a big hug.
当不使用关键字段而构建记录清单时，计算机的处理速度会大大降低。
Computers can slow down greatly when they're building a list of records apart from using the key fields.
当冰川和海脊分开，冰流速度就大大加快。
When the glacier became detached from the ridge, the ice flow was able to accelerate significantly.
当通过标准化api将业务数据和逻辑具体化之后，以及定制小部件被添加到小部件库之后，对IT的依赖就会大大减少。
After the business data and logic are externalized through standardized APIs and after customized widgets are added to the inventory of widgets, the dependency on IT is greatly reduced.
但如果您是一个家长，当清晨您的孩子登上那辆大大的黄色校车您是否想知道以下的事情呢？
But if you're a parent, do you wonder about your children as they board the big yellow school bus in the morning?
然而，当多个虚拟机运行在同样的服务器上，并且开始竞争硬件和网络资源时，系统开销就会大大增加。
However, when several virtual machines run on the same server and start competing for hardware and network resources, the overhead is substantially higher.
当资金成本在过去几年里大大降低的时候，人们也变得越来越傻。
As the cost of capital sank over the past few years, people became increasingly foolish.
当需要为不同类型的文档使用不同的存储区域时，根据最大大小选择存储区域的筛选器表达式比较有用。
A filter expression to select storage areas based on their maximum size can be useful when you want to utilize different storage for different classes of documents.
当实例的总私有排序内存消耗量达到这一限制时，为其它进入的私有排序请求而分配的内存会大大减少。
When the total private-sort memory consumption for an instance reaches this limit, the memory allocated for additional incoming private-sort requests is considerably reduced.
当消息量很大时，这可以大大减少通信量和处理开销。
This can reduce traffic and processing overhead considerably when the message volume is high.
当这个担心消除后，阻力就大大减小。
当堆达到最大大小，无法再分配内存时，就会发生内存分配失败。
Memory allocation failure happens when the heap has reached maximum size and cannot allocate more memory.
然而，当瑞典取消了零售业区域划分规定以后，生产力大大提高。
Yet when Sweden liberalized zoning rules in retail, the result was a big boost to productivity.
另一个设置是，当快门被按下一半时，前面的液晶屏上显示一张大大的黄色笑脸。
Another setting puts a large, yellow smiley face on this LCD when the shutter button is pressed down halfway.
特别是那天下午打雪仗，当被别人扔来的大大的雪球砸到脸上和脖子上时，虽然感到无比的寒冷，但是却非常兴奋。
Especially in the snowball playing, when I was stricken by the upcoming snowballs in the face and neck, I felt considerably thrilled, though I felt terribly cold at the same time.
这能大大减少那种让你退缩的消极情绪。当这种情绪被驱出身心时，你的注意力便会更容易集中，会感受到积极向上感觉，你的表现仍然会很出色，一定会学到你决心要学的东西。
And with those feelings out of your mind and body it becomes easier to focus, to feel positive feelings and actually perform well and learn to do whatever you have set your mind upon.
最关键的是，研究者们发现当参与者们把精力集中于观察慢跑者手与头接触的次数时，其注意到那场打斗的概率则会大大降低。
Crucially, the researchers found that participants were far less likely to notice the fight when they were focusing their attention on how many times the jogger touched his hat.
因此，当将附件发送给同一服务器上的多个用户时，磁盘空间使用量将大大降低。
Therefore, when an attached file is sent to multiple users on the same server, disk space usage is substantially reduced.
一个很大的问题是，由于房价增长而大大增加了这个国家消费者的债务负担，可是当房价下降百分之十以上时会产生什么样的影响。
The bigger question is what effect double-digit house-price declines would have in a country where consumer debts have soared on the back of housing wealth.
但当他们面对人群站立时，他们露出了大大的微笑。
Then when they stand up and face the crowds, there's a big smile.
当患者的白细胞水平过低，感染的危险性就大大增加了，而恰恰感染对于病人是致命的。
When patients' white blood cell counts drop too low, they are at risk for dangerous infections that can cause death.
结果研究人员发现，当参与者专心于更困难的视觉性任务时，其注意到这些声音的概率大大降低，哪怕这些声音是单独播放的，也不例外。
The researchers found that they were far less likely to hear the tone while performing the more difficult visual task, even when it was played on its own.
F1赛车的车胎对环境温度有要求，当温度低于底限时候轮胎就会失去抓地力，这会大大减慢圈速。
F1 tyres have an optimum operating temperature, and when they drop below that they rapidly lose grip, which dramatically slows lap times.
当彗星接近太阳时，它表面的冰壳开始融化分解成大大小小的碎片，大多数碎片并不会比沙粒更大。
When a comet gets close to the sun, melting ice releases pieces of dust, most no larger than grains of sand.
当脾变得过大时，它有时会使血液中的血小板大大降低，因此得切除。
When the spleen gets enlarged, it sometimes removes too many platelets from your blood and has to be removed.
当糖尿病患者采用低脂肪纯素食后 ，病情往往大大改善 。
When people who already have diabetes adopt a low-fat vegan diet, their condition often improves dramatically.
当糖尿病患者采用低脂肪纯素食后 ，病情往往大大改善 。
When people who already have diabetes adopt a low-fat vegan diet, their condition often improves dramatically.
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